Display sign post



FIG. 1 is a perspective view of a display sign post showing our new design;

FIG. 2 is a side-elevational view thereof with the opposite side being a mirror image;

FIG. 3 is an end view thereof;

FIG. 4 is an end view taken from the opposite end as shown in FIG. 3;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom view thereof. 

The ornamental design for a display sign post, substantially as shown and described. 